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427080724 = 22715252883
BaseRepresentation
bin11001011101001…
…011110000010100
31002202121221121121
4121131023300110
51333313040344
6110213453324
713404061210
oct3135136024
91082557547
10427080724
111aa092084
12bb041244
136a6338b5
1440a13940
1527762684
hex1974bc14

427080724 has 12 divisors (see below), whose sum is σ = 854161504. Its totient is φ = 183034584.

The previous prime is 427080673. The next prime is 427080757.

427080724 is nontrivially palindromic in base 10.

427080724 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 427080724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7626414 + ... + 7626469.

Almost surely, 2427080724 is an apocalyptic number.

It is an amenable number.

427080724 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427080724 is a wasteful number, since it uses less digits than its factorization.

427080724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15252894 (or 15252892 counting only the distinct ones).

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 427080724 is about 20665.9314815471. The cubic root of 427080724 is about 753.0722711636.

The spelling of 427080724 in words is "four hundred twenty-seven million, eighty thousand, seven hundred twenty-four".

Divisors: 1 2 4 7 14 28 15252883 30505766 61011532 106770181 213540362 427080724